The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

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Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Leaunio umbrans

nominal species Unio umbrosus Lea, 1857

Lea, 1857, Proc. Acad. Nat. Sci. 9: 32.
(homonym of Unio umbrosus Lea, 1856; renamed Unio umbrans Lea, 1857)
Type(s): HOLOTYPE USNM_84848, Medellin R., Mexico.

= Leaunio umbrans

Taxonomic Opinions

+ Leaunio umbrans (I. Lea, 1857) — Bieler, 2021
+ Leaunio umbrans (Lea, 1857) — Watters, 2018
+ Villosa umbrans (Lea, 1857) — Williams et al., 2008
+ Ligumia vanuxemensis (Lea, 1838) — Haas, 1969
+ Eurynia (Micromya) vanuxemensis (Lea, 1838) — Ortmann, 1918
+ Lampsilis (Eurynia) vanuxemensis (Lea, 1838) — Simpson, 1914
+ Lampsilis (sec. Eurynia) vanuxemensis Lea — Simpson, 1900

Page updated: 08:21:45 Tue 01 Jul 2025